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Details

Stereochemistry ACHIRAL
Molecular Formula C21H25N5O2.3ClH
Molecular Weight 488.838
Optical Activity NONE
Defined Stereocenters 0 / 0
E/Z Centers 0
Charge 0

SHOW SMILES / InChI
Structure of Icotidine hydrochloride

SMILES

Cl.Cl.Cl.COC1=CC=CN=C1CCCCNC2=NC=C(CC3=CN=C(C)C=C3)C(=O)N2

InChI

InChIKey=NFXGPXPZKQLGKZ-UHFFFAOYSA-N
InChI=1S/C21H25N5O2.3ClH/c1-15-8-9-16(13-24-15)12-17-14-25-21(26-20(17)27)23-10-4-3-6-18-19(28-2)7-5-11-22-18;;;/h5,7-9,11,13-14H,3-4,6,10,12H2,1-2H3,(H2,23,25,26,27);3*1H

HIDE SMILES / InChI

Molecular Formula ClH
Molecular Weight 36.461
Charge 0
Count
Stereochemistry ACHIRAL
Additional Stereochemistry No
Defined Stereocenters 0 / 0
E/Z Centers 0
Optical Activity NONE

Molecular Formula C21H25N5O2
Molecular Weight 379.4555
Charge 0
Count
Stereochemistry ACHIRAL
Additional Stereochemistry No
Defined Stereocenters 0 / 0
E/Z Centers 0
Optical Activity NONE

Icotidine (also known as SKF 93319) was developed as histamine H1- and H2-receptor antagonist and possessed antinociception properties. Due to its antagonist activity, was suggested that compound could have therapeutic in some inflammatory skin diseases such as the urticarias and mastocytosis.

Approval Year

PubMed

PubMed

TitleDatePubMed
Icotidine, an antagonist of histamine at both H1 and H2 receptors.
1986-03-01
Cardiovascular studies with SK&F 93319, an antagonist of histamine at both H1- and H2-receptors.
1984-10
The pharmacokinetics in man of SK&F 93319--a new antagonist of histamine H1 and H2 receptors.
1984-07
Patents
Substance Class Chemical
Created
by admin
on Mon Mar 31 19:43:29 GMT 2025
Edited
by admin
on Mon Mar 31 19:43:29 GMT 2025
Record UNII
U8GDC54XR4
Record Status Validated (UNII)
Record Version
  • Download
Name Type Language
SKF-93319
Preferred Name English
Icotidine hydrochloride
Common Name English
4(1H)-Pyrimidinone, 2-[[4-(3-methoxy-2-pyridinyl)butyl]amino]-5-[(6-methyl-3-pyridinyl)methyl]-, trihydrochloride
Systematic Name English
SKF93319
Code English
Code System Code Type Description
EPA CompTox
DTXSID80221554
Created by admin on Mon Mar 31 19:43:29 GMT 2025 , Edited by admin on Mon Mar 31 19:43:29 GMT 2025
PRIMARY
CAS
71351-65-0
Created by admin on Mon Mar 31 19:43:29 GMT 2025 , Edited by admin on Mon Mar 31 19:43:29 GMT 2025
PRIMARY
PUBCHEM
130557
Created by admin on Mon Mar 31 19:43:29 GMT 2025 , Edited by admin on Mon Mar 31 19:43:29 GMT 2025
PRIMARY
FDA UNII
U8GDC54XR4
Created by admin on Mon Mar 31 19:43:29 GMT 2025 , Edited by admin on Mon Mar 31 19:43:29 GMT 2025
PRIMARY